Telephone base



FIG. 1 is a top front perspective view of a telephone base showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof; and

FIG. 7 is a bottom view thereof. 

The ornamental design for a telephone base, as shown and described. 